2x+7/8=7/8 x-(2/3+1/4)=11/12 x-3/5=1-1/5 解方程
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![2x+7/8=7/8 x-(2/3+1/4)=11/12 x-3/5=1-1/5 解方程](/uploads/image/z/144752-32-2.jpg?t=2x%2B7%2F8%3D7%2F8+x%EF%BC%8D%EF%BC%882%2F3%2B1%2F4%29%3D11%2F12+x%EF%BC%8D3%2F5%3D1%EF%BC%8D1%2F5+%E8%A7%A3%E6%96%B9%E7%A8%8B)
2x+7/8=7/8 x-(2/3+1/4)=11/12 x-3/5=1-1/5 解方程
2x+7/8=7/8 x-(2/3+1/4)=11/12 x-3/5=1-1/5 解方程
2x+7/8=7/8 x-(2/3+1/4)=11/12 x-3/5=1-1/5 解方程
2x+7/8=7/8
2x=0
x=0
(2/3+1/4)x=11/12
(8+3)x/12=11/12
11/12x=11/12
x=1
x-3/5=1-1/5
x=1-1/5+3/5
x=1+2/5
x=7/5